Gadolinium zeolite as an oral contrast agent for magnetic resonance imaging,
Young, S. W., Qing F., b>Rubin D. L. </b> <, Balkus, Jr. K. J., Engel J. S., Lang J., Dow W. C., Mutch J. D., and Miller R. A.
, J Magn Reson Imaging, Sep-Oct, Volume 5, Number 5, p.499-508, (1995)
Influence of viscosity on WIN 39996 as a contrast agent for gastrointestinal magnetic resonance imaging,
b>Rubin, D. L. </b> <, Muller H. H., Young S. W., Hunke W. A., Gorman W. G., and Lee K. C.
, Invest Radiol, Apr, Volume 30, Number 4, p.226-31, (1995)